20163711239984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1\times {\mathrm{7222001}}^1$

素因数の和:7222486

約数の個数: 80

約数和(自身を含む): 43529837078784

約数和(自身を除く): 23366125838800

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 433, 496, 806, 866, 1612, 1732, 3224, 3464, 5629, 6448, 6928, 11258, 13423, 22516, 26846, 45032, 53692, 90064, 107384, 174499, 214768, 348998, 697996, 1395992, 2791984, 7222001, 14444002, 28888004, 57776008, 93886013, 115552016, 187772026, 223882031, 375544052, 447764062, 751088104, 895528124, 1502176208, 1791056248, 2910466403, 3127126433, 3582112496, 5820932806, 6254252866, 11641865612, 12508505732, 23283731224, 25017011464, 40652643629, 46567462448, 50034022928, 81305287258, 96940919423, 162610574516, 193881838846, 325221149032, 387763677692, 650442298064, 775527355384, 1260231952499, 1551054710768, 2520463904998, 5040927809996, 10081855619992, 20163711239984]

約数ペア:

[(1, 20163711239984), (2, 10081855619992), (4, 5040927809996), (8, 2520463904998), (13, 1551054710768), (16, 1260231952499), (26, 775527355384), (31, 650442298064), (52, 387763677692), (62, 325221149032), (104, 193881838846), (124, 162610574516), (208, 96940919423), (248, 81305287258), (403, 50034022928), (433, 46567462448), (496, 40652643629), (806, 25017011464), (866, 23283731224), (1612, 12508505732), (1732, 11641865612), (3224, 6254252866), (3464, 5820932806), (5629, 3582112496), (6448, 3127126433), (6928, 2910466403), (11258, 1791056248), (13423, 1502176208), (22516, 895528124), (26846, 751088104), (45032, 447764062), (53692, 375544052), (90064, 223882031), (107384, 187772026), (174499, 115552016), (214768, 93886013), (348998, 57776008), (697996, 28888004), (1395992, 14444002), (2791984, 7222001)]